11021660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42391}}^1$

素因数の和:42413

約数の個数: 24

約数和(自身を含む): 24926496

約数和(自身を除く): 13904836

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 42391, 84782, 169564, 211955, 423910, 551083, 847820, 1102166, 2204332, 2755415, 5510830, 11021660]

約数ペア:

[(1, 11021660), (2, 5510830), (4, 2755415), (5, 2204332), (10, 1102166), (13, 847820), (20, 551083), (26, 423910), (52, 211955), (65, 169564), (130, 84782), (260, 42391)]